Gaya APA
Richardson, John S.. (1957).
Science Teaching in Secondry Schools (Cet. 1.--).
Englewood Cliffs:
Prentice-Hall.
Gaya Chicago
Richardson, John S..
Science Teaching in Secondry Schools.
Cet. 1.--
Englewood Cliffs:
Prentice-Hall,
1957.
Text.
Gaya MLA
Richardson, John S..
Science Teaching in Secondry Schools.
Cet. 1.--
Englewood Cliffs:
Prentice-Hall,
1957.
Text.
Gaya Turabian
Richardson, John S..
Science Teaching in Secondry Schools.
Cet. 1.--
Englewood Cliffs:
Prentice-Hall,
1957.
Print.